Multidisciplinary Seminar in the month of October, held in Riyadh Elm University (REU) continued on its numerous presentations: In its first week, October 7, 2018 were “Magnification Assisted Dentistry”, presented by Hala Nafiz Almoqayyad – Endodontic, supervised by Dr. Ammar Abu Mostafa, “Validity of Cone-Beam Computed Tomography (CBCT) in Endodontic-Prosthodontic Lesions”, presented by Dr. Fawaz